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  2. FIX: W3wp.exe process crashes when you use the ARR module in IIS 7.0 and in IIS 7.5

FIX: W3wp.exe process crashes when you use the ARR module in IIS 7.0 and in IIS 7.5

View products that this article applies to.

Symptoms

Consider the following scenario: 

  • You use the Microsoft Application Request Routing (ARR) module on a computer that is running Internet Information Services (IIS) 7.0 or IIS 7.5.
  • You enable the request consolidation feature in an ARR server farm. 
In this scenario, the W3wp.exe process crashes. Additionally, some error messages that resemble the following are logged in the Application log:
Faulting application name: w3wp.exe, version: 7.5.7600.16385, time stamp: 0x4a5bd0eb
Faulting module name: requestRouter.dll, version: 7.1.797.0, time stamp: 0x4bbb1d6a
Exception code: 0xc0000005
Fault offset: 0x000000000002432f
Faulting process id: 0x119c
Faulting application start time: 0x01caeed445709c48
Faulting application path: c:\windows\system32\inetsrv\w3wp.exe
Faulting module path: C:\Program Files\IIS\Application Request Routing\requestRouter.dll
Report Id: 62f7b21e-5c40-11df-9bf8-02215edf29ff

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Resolution

Update information


The following files are available for download from the Microsoft Download Center:

Download Download the ARR update for IIS 7.0 or for IIS 7.5 (x86) package now.
Download Download the ARR update for IIS 7.0 or for IIS 7.5 (x64) package now.

For more information about how to download Microsoft support files, click the following article number to view the article in the Microsoft Knowledge Base:
119591 How to obtain Microsoft support files from online services
Microsoft scanned this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help prevent any unauthorized changes to the file.

Prerequisites

To apply this update, you must have Application Request Routing (ARR) 2.0 for IIS 7.0 or for IIS 7.5 installed. Or, you must have ARR 2.1 for IIS 7.0 or for IIS 7.5 installed.

Restart requirement


You do not have to restart the computer after you apply this update.

Update replacement information

This update does not replace any other update.

File Information

The English version of this update has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.
For all supported x86-based versions of ARR for IIS 7.0 or for IIS 7.5 
File nameFile versionFile sizeDateTimePlatform
Arr_schema.xmlNot applicable18,01210-Aug-201023:30Not applicable
Requestrouter.dll7.1.927.0237,92002-Sep-201016:07x86
 For all supported x64-based versions of ARR for IIS 7.0 or for IIS 7.5 
File nameFile versionFile sizeDateTimePlatform
Requestrouter.dll7.1.927.0237,92002-Sep-201016:07x86
Requestrouter.dll7.1.927.0271,71202-Sep-201016:07x64
Arr_schema.xmlNot applicable18,01210-Aug-201023:30Not applicable

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Status

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

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More Information

To download the x86-based version of ARR 2.0 for IIS 7.0 or for IIS 7.5, visit the following Microsoft website:
Download the x86-based version of ARR 2.0 for IIS 7.0 or for 7.5
To download the x64-based version of ARR 2.0 for IIS 7.0 or for 7.5, visit the following Microsoft website:
Download the x64-based version of ARR 2.0 for IIS 7.0 or for 7.5
For more information about how to obtain the ARR module, visit the following Microsoft website:
How to obtain the ARR module
For more information about how to configure the request consolidation feature in ARR, visit the following Microsoft website:
How to configure the request consolidation feature in ARR

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Keywords: kb, kbhotfixdev, kbsurveynew, kbexpertiseadvanced, atdownload, kbfix

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Article Info
Article ID : 2281517
Revision : 3
Created on : 4/9/2020
Published on : 4/9/2020
Exists online : False
Views : 315